DP_SND_SOUND7_WIP1
[xonotic/darkplaces.git] / csprogs.c
1 #include "quakedef.h"
2 #include "progsvm.h"
3 #include "clprogdefs.h"
4 #include "csprogs.h"
5 #include "cl_collision.h"
6 #include "snd_main.h"
7 #include "clvm_cmds.h"
8 #include "prvm_cmds.h"
9
10 //============================================================================
11 // Client prog handling
12 //[515]: omg !!! optimize it ! a lot of hacks here and there also :P
13
14 #define CSQC_RETURNVAL  prog->globals.generic[OFS_RETURN]
15 #define CSQC_BEGIN              csqc_tmpprog=prog;prog=0;PRVM_SetProg(PRVM_CLIENTPROG);
16 #define CSQC_END                prog=csqc_tmpprog;
17
18 static prvm_prog_t *csqc_tmpprog;
19
20 void CL_VM_PreventInformationLeaks(void)
21 {
22         if(!cl.csqc_loaded)
23                 return;
24         CSQC_BEGIN
25                 VM_ClearTraceGlobals();
26                 PRVM_clientglobalfloat(trace_networkentity) = 0;
27         CSQC_END
28 }
29
30 //[515]: these are required funcs
31 static const char *cl_required_func[] =
32 {
33         "CSQC_Init",
34         "CSQC_InputEvent",
35         "CSQC_UpdateView",
36         "CSQC_ConsoleCommand",
37 };
38
39 static int cl_numrequiredfunc = sizeof(cl_required_func) / sizeof(char*);
40
41 #define CL_REQFIELDS (sizeof(cl_reqfields) / sizeof(prvm_required_field_t))
42
43 prvm_required_field_t cl_reqfields[] =
44 {
45 #define PRVM_DECLARE_serverglobalfloat(x)
46 #define PRVM_DECLARE_serverglobalvector(x)
47 #define PRVM_DECLARE_serverglobalstring(x)
48 #define PRVM_DECLARE_serverglobaledict(x)
49 #define PRVM_DECLARE_serverglobalfunction(x)
50 #define PRVM_DECLARE_clientglobalfloat(x)
51 #define PRVM_DECLARE_clientglobalvector(x)
52 #define PRVM_DECLARE_clientglobalstring(x)
53 #define PRVM_DECLARE_clientglobaledict(x)
54 #define PRVM_DECLARE_clientglobalfunction(x)
55 #define PRVM_DECLARE_menuglobalfloat(x)
56 #define PRVM_DECLARE_menuglobalvector(x)
57 #define PRVM_DECLARE_menuglobalstring(x)
58 #define PRVM_DECLARE_menuglobaledict(x)
59 #define PRVM_DECLARE_menuglobalfunction(x)
60 #define PRVM_DECLARE_serverfieldfloat(x)
61 #define PRVM_DECLARE_serverfieldvector(x)
62 #define PRVM_DECLARE_serverfieldstring(x)
63 #define PRVM_DECLARE_serverfieldedict(x)
64 #define PRVM_DECLARE_serverfieldfunction(x)
65 #define PRVM_DECLARE_clientfieldfloat(x) {ev_float, #x },
66 #define PRVM_DECLARE_clientfieldvector(x) {ev_vector, #x },
67 #define PRVM_DECLARE_clientfieldstring(x) {ev_string, #x },
68 #define PRVM_DECLARE_clientfieldedict(x) {ev_entity, #x },
69 #define PRVM_DECLARE_clientfieldfunction(x) {ev_function, #x },
70 #define PRVM_DECLARE_menufieldfloat(x)
71 #define PRVM_DECLARE_menufieldvector(x)
72 #define PRVM_DECLARE_menufieldstring(x)
73 #define PRVM_DECLARE_menufieldedict(x)
74 #define PRVM_DECLARE_menufieldfunction(x)
75 #define PRVM_DECLARE_serverfunction(x)
76 #define PRVM_DECLARE_clientfunction(x)
77 #define PRVM_DECLARE_menufunction(x)
78 #define PRVM_DECLARE_field(x)
79 #define PRVM_DECLARE_global(x)
80 #define PRVM_DECLARE_function(x)
81 #include "prvm_offsets.h"
82 #undef PRVM_DECLARE_serverglobalfloat
83 #undef PRVM_DECLARE_serverglobalvector
84 #undef PRVM_DECLARE_serverglobalstring
85 #undef PRVM_DECLARE_serverglobaledict
86 #undef PRVM_DECLARE_serverglobalfunction
87 #undef PRVM_DECLARE_clientglobalfloat
88 #undef PRVM_DECLARE_clientglobalvector
89 #undef PRVM_DECLARE_clientglobalstring
90 #undef PRVM_DECLARE_clientglobaledict
91 #undef PRVM_DECLARE_clientglobalfunction
92 #undef PRVM_DECLARE_menuglobalfloat
93 #undef PRVM_DECLARE_menuglobalvector
94 #undef PRVM_DECLARE_menuglobalstring
95 #undef PRVM_DECLARE_menuglobaledict
96 #undef PRVM_DECLARE_menuglobalfunction
97 #undef PRVM_DECLARE_serverfieldfloat
98 #undef PRVM_DECLARE_serverfieldvector
99 #undef PRVM_DECLARE_serverfieldstring
100 #undef PRVM_DECLARE_serverfieldedict
101 #undef PRVM_DECLARE_serverfieldfunction
102 #undef PRVM_DECLARE_clientfieldfloat
103 #undef PRVM_DECLARE_clientfieldvector
104 #undef PRVM_DECLARE_clientfieldstring
105 #undef PRVM_DECLARE_clientfieldedict
106 #undef PRVM_DECLARE_clientfieldfunction
107 #undef PRVM_DECLARE_menufieldfloat
108 #undef PRVM_DECLARE_menufieldvector
109 #undef PRVM_DECLARE_menufieldstring
110 #undef PRVM_DECLARE_menufieldedict
111 #undef PRVM_DECLARE_menufieldfunction
112 #undef PRVM_DECLARE_serverfunction
113 #undef PRVM_DECLARE_clientfunction
114 #undef PRVM_DECLARE_menufunction
115 #undef PRVM_DECLARE_field
116 #undef PRVM_DECLARE_global
117 #undef PRVM_DECLARE_function
118 };
119
120 #define CL_REQGLOBALS (sizeof(cl_reqglobals) / sizeof(prvm_required_field_t))
121
122 prvm_required_field_t cl_reqglobals[] =
123 {
124 #define PRVM_DECLARE_serverglobalfloat(x)
125 #define PRVM_DECLARE_serverglobalvector(x)
126 #define PRVM_DECLARE_serverglobalstring(x)
127 #define PRVM_DECLARE_serverglobaledict(x)
128 #define PRVM_DECLARE_serverglobalfunction(x)
129 #define PRVM_DECLARE_clientglobalfloat(x) {ev_float, #x},
130 #define PRVM_DECLARE_clientglobalvector(x) {ev_vector, #x},
131 #define PRVM_DECLARE_clientglobalstring(x) {ev_string, #x},
132 #define PRVM_DECLARE_clientglobaledict(x) {ev_entity, #x},
133 #define PRVM_DECLARE_clientglobalfunction(x) {ev_function, #x},
134 #define PRVM_DECLARE_menuglobalfloat(x)
135 #define PRVM_DECLARE_menuglobalvector(x)
136 #define PRVM_DECLARE_menuglobalstring(x)
137 #define PRVM_DECLARE_menuglobaledict(x)
138 #define PRVM_DECLARE_menuglobalfunction(x)
139 #define PRVM_DECLARE_serverfieldfloat(x)
140 #define PRVM_DECLARE_serverfieldvector(x)
141 #define PRVM_DECLARE_serverfieldstring(x)
142 #define PRVM_DECLARE_serverfieldedict(x)
143 #define PRVM_DECLARE_serverfieldfunction(x)
144 #define PRVM_DECLARE_clientfieldfloat(x)
145 #define PRVM_DECLARE_clientfieldvector(x)
146 #define PRVM_DECLARE_clientfieldstring(x)
147 #define PRVM_DECLARE_clientfieldedict(x)
148 #define PRVM_DECLARE_clientfieldfunction(x)
149 #define PRVM_DECLARE_menufieldfloat(x)
150 #define PRVM_DECLARE_menufieldvector(x)
151 #define PRVM_DECLARE_menufieldstring(x)
152 #define PRVM_DECLARE_menufieldedict(x)
153 #define PRVM_DECLARE_menufieldfunction(x)
154 #define PRVM_DECLARE_serverfunction(x)
155 #define PRVM_DECLARE_clientfunction(x)
156 #define PRVM_DECLARE_menufunction(x)
157 #define PRVM_DECLARE_field(x)
158 #define PRVM_DECLARE_global(x)
159 #define PRVM_DECLARE_function(x)
160 #include "prvm_offsets.h"
161 #undef PRVM_DECLARE_serverglobalfloat
162 #undef PRVM_DECLARE_serverglobalvector
163 #undef PRVM_DECLARE_serverglobalstring
164 #undef PRVM_DECLARE_serverglobaledict
165 #undef PRVM_DECLARE_serverglobalfunction
166 #undef PRVM_DECLARE_clientglobalfloat
167 #undef PRVM_DECLARE_clientglobalvector
168 #undef PRVM_DECLARE_clientglobalstring
169 #undef PRVM_DECLARE_clientglobaledict
170 #undef PRVM_DECLARE_clientglobalfunction
171 #undef PRVM_DECLARE_menuglobalfloat
172 #undef PRVM_DECLARE_menuglobalvector
173 #undef PRVM_DECLARE_menuglobalstring
174 #undef PRVM_DECLARE_menuglobaledict
175 #undef PRVM_DECLARE_menuglobalfunction
176 #undef PRVM_DECLARE_serverfieldfloat
177 #undef PRVM_DECLARE_serverfieldvector
178 #undef PRVM_DECLARE_serverfieldstring
179 #undef PRVM_DECLARE_serverfieldedict
180 #undef PRVM_DECLARE_serverfieldfunction
181 #undef PRVM_DECLARE_clientfieldfloat
182 #undef PRVM_DECLARE_clientfieldvector
183 #undef PRVM_DECLARE_clientfieldstring
184 #undef PRVM_DECLARE_clientfieldedict
185 #undef PRVM_DECLARE_clientfieldfunction
186 #undef PRVM_DECLARE_menufieldfloat
187 #undef PRVM_DECLARE_menufieldvector
188 #undef PRVM_DECLARE_menufieldstring
189 #undef PRVM_DECLARE_menufieldedict
190 #undef PRVM_DECLARE_menufieldfunction
191 #undef PRVM_DECLARE_serverfunction
192 #undef PRVM_DECLARE_clientfunction
193 #undef PRVM_DECLARE_menufunction
194 #undef PRVM_DECLARE_field
195 #undef PRVM_DECLARE_global
196 #undef PRVM_DECLARE_function
197 };
198
199 void CL_VM_Error (const char *format, ...) DP_FUNC_PRINTF(1);
200 void CL_VM_Error (const char *format, ...)      //[515]: hope it will be never executed =)
201 {
202         char errorstring[4096];
203         va_list argptr;
204
205         va_start (argptr, format);
206         dpvsnprintf (errorstring, sizeof(errorstring), format, argptr);
207         va_end (argptr);
208 //      Con_Printf( "CL_VM_Error: %s\n", errorstring );
209
210         PRVM_Crash();
211         cl.csqc_loaded = false;
212
213         Cvar_SetValueQuick(&csqc_progcrc, -1);
214         Cvar_SetValueQuick(&csqc_progsize, -1);
215
216 //      Host_AbortCurrentFrame();       //[515]: hmmm... if server says it needs csqc then client MUST disconnect
217         Host_Error("CL_VM_Error: %s", errorstring);
218 }
219 void CL_VM_UpdateDmgGlobals (int dmg_take, int dmg_save, vec3_t dmg_origin)
220 {
221         if(cl.csqc_loaded)
222         {
223                 CSQC_BEGIN
224                 PRVM_clientglobalfloat(dmg_take) = dmg_take;
225                 PRVM_clientglobalfloat(dmg_save) = dmg_save;
226                 VectorCopy(dmg_origin, PRVM_clientglobalvector(dmg_origin));
227                 CSQC_END
228         }
229 }
230
231 void CSQC_UpdateNetworkTimes(double newtime, double oldtime)
232 {
233         if(!cl.csqc_loaded)
234                 return;
235         CSQC_BEGIN
236         PRVM_clientglobalfloat(servertime) = newtime;
237         PRVM_clientglobalfloat(serverprevtime) = oldtime;
238         PRVM_clientglobalfloat(serverdeltatime) = newtime - oldtime;
239         CSQC_END
240 }
241
242 //[515]: set globals before calling R_UpdateView, WEIRD CRAP
243 void CSQC_R_RecalcView (void);
244 static void CSQC_SetGlobals (void)
245 {
246         CSQC_BEGIN
247                 PRVM_clientglobalfloat(time) = cl.time;
248                 PRVM_clientglobalfloat(frametime) = max(0, cl.time - cl.oldtime);
249                 PRVM_clientglobalfloat(servercommandframe) = cls.servermovesequence;
250                 PRVM_clientglobalfloat(clientcommandframe) = cl.movecmd[0].sequence;
251                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(input_angles));
252                 // // FIXME: this actually belongs into getinputstate().. [12/17/2007 Black]
253                 PRVM_clientglobalfloat(input_buttons) = cl.movecmd[0].buttons;
254                 VectorSet(PRVM_clientglobalvector(input_movevalues), cl.movecmd[0].forwardmove, cl.movecmd[0].sidemove, cl.movecmd[0].upmove);
255                 VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
256                 VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
257
258                 // LordHavoc: Spike says not to do this, but without pmove_org the
259                 // CSQC is useless as it can't alter the view origin without
260                 // completely replacing it
261                 Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, PRVM_clientglobalvector(pmove_org));
262                 VectorCopy(cl.movement_velocity, PRVM_clientglobalvector(pmove_vel));
263                 PRVM_clientglobalfloat(pmove_onground) = cl.onground;
264                 PRVM_clientglobalfloat(pmove_inwater) = cl.inwater;
265
266                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(view_angles));
267                 VectorCopy(cl.punchangle, PRVM_clientglobalvector(view_punchangle));
268                 VectorCopy(cl.punchvector, PRVM_clientglobalvector(view_punchvector));
269                 PRVM_clientglobalfloat(maxclients) = cl.maxclients;
270
271                 CSQC_R_RecalcView();
272         CSQC_END
273 }
274
275 void CSQC_Predraw (prvm_edict_t *ed)
276 {
277         int b;
278         if(!PRVM_clientedictfunction(ed, predraw))
279                 return;
280         b = PRVM_clientglobaledict(self);
281         PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
282         PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, predraw), "CSQC_Predraw: NULL function\n");
283         PRVM_clientglobaledict(self) = b;
284 }
285
286 void CSQC_Think (prvm_edict_t *ed)
287 {
288         int b;
289         if(PRVM_clientedictfunction(ed, think))
290         if(PRVM_clientedictfloat(ed, nextthink) && PRVM_clientedictfloat(ed, nextthink) <= PRVM_clientglobalfloat(time))
291         {
292                 PRVM_clientedictfloat(ed, nextthink) = 0;
293                 b = PRVM_clientglobaledict(self);
294                 PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
295                 PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, think), "CSQC_Think: NULL function\n");
296                 PRVM_clientglobaledict(self) = b;
297         }
298 }
299
300 extern cvar_t cl_noplayershadow;
301 extern cvar_t r_equalize_entities_fullbright;
302 qboolean CSQC_AddRenderEdict(prvm_edict_t *ed, int edictnum)
303 {
304         int renderflags;
305         int c;
306         float scale;
307         entity_render_t *entrender;
308         dp_model_t *model;
309
310         model = CL_GetModelFromEdict(ed);
311         if (!model)
312                 return false;
313
314         if (edictnum)
315         {
316                 if (r_refdef.scene.numentities >= r_refdef.scene.maxentities)
317                         return false;
318                 entrender = cl.csqcrenderentities + edictnum;
319                 r_refdef.scene.entities[r_refdef.scene.numentities++] = entrender;
320                 entrender->entitynumber = edictnum + MAX_EDICTS;
321                 //entrender->shadertime = 0; // shadertime was set by spawn()
322                 entrender->flags = 0;
323                 entrender->alpha = 1;
324                 entrender->scale = 1;
325                 VectorSet(entrender->colormod, 1, 1, 1);
326                 VectorSet(entrender->glowmod, 1, 1, 1);
327                 entrender->allowdecals = true;
328         }
329         else
330         {
331                 entrender = CL_NewTempEntity(0);
332                 if (!entrender)
333                         return false;
334         }
335
336         entrender->userwavefunc_param[0] = PRVM_clientedictfloat(ed, userwavefunc_param0);
337         entrender->userwavefunc_param[1] = PRVM_clientedictfloat(ed, userwavefunc_param1);
338         entrender->userwavefunc_param[2] = PRVM_clientedictfloat(ed, userwavefunc_param2);
339         entrender->userwavefunc_param[3] = PRVM_clientedictfloat(ed, userwavefunc_param3);
340
341         entrender->model = model;
342         entrender->skinnum = (int)PRVM_clientedictfloat(ed, skin);
343         entrender->effects |= entrender->model->effects;
344         renderflags = (int)PRVM_clientedictfloat(ed, renderflags);
345         entrender->alpha = PRVM_clientedictfloat(ed, alpha);
346         entrender->scale = scale = PRVM_clientedictfloat(ed, scale);
347         VectorCopy(PRVM_clientedictvector(ed, colormod), entrender->colormod);
348         VectorCopy(PRVM_clientedictvector(ed, glowmod), entrender->glowmod);
349         if(PRVM_clientedictfloat(ed, effects))  entrender->effects |= (int)PRVM_clientedictfloat(ed, effects);
350         if (!entrender->alpha)
351                 entrender->alpha = 1.0f;
352         if (!entrender->scale)
353                 entrender->scale = scale = 1.0f;
354         if (!VectorLength2(entrender->colormod))
355                 VectorSet(entrender->colormod, 1, 1, 1);
356         if (!VectorLength2(entrender->glowmod))
357                 VectorSet(entrender->glowmod, 1, 1, 1);
358
359         // LordHavoc: use the CL_GetTagMatrix function on self to ensure consistent behavior (duplicate code would be bad)
360         CL_GetTagMatrix(&entrender->matrix, ed, 0);
361
362         // set up the animation data
363         VM_GenerateFrameGroupBlend(ed->priv.server->framegroupblend, ed);
364         VM_FrameBlendFromFrameGroupBlend(ed->priv.server->frameblend, ed->priv.server->framegroupblend, model);
365         VM_UpdateEdictSkeleton(ed, model, ed->priv.server->frameblend);
366         if (PRVM_clientedictfloat(ed, shadertime)) // hack for csprogs.dat files that do not set shadertime, leaves the value at entity spawn time
367                 entrender->shadertime = PRVM_clientedictfloat(ed, shadertime);
368
369         // transparent offset
370         if (renderflags & RF_USETRANSPARENTOFFSET)
371                 entrender->transparent_offset = PRVM_clientglobalfloat(transparent_offset);
372
373         if(renderflags)
374         {
375                 if(renderflags & RF_VIEWMODEL)  entrender->flags |= RENDER_VIEWMODEL | RENDER_NODEPTHTEST;
376                 if(renderflags & RF_EXTERNALMODEL)entrender->flags |= RENDER_EXTERIORMODEL;
377                 if(renderflags & RF_NOCULL)             entrender->flags |= RENDER_NOCULL;
378                 if(renderflags & RF_DEPTHHACK)  entrender->flags |= RENDER_NODEPTHTEST;
379                 if(renderflags & RF_ADDITIVE)           entrender->flags |= RENDER_ADDITIVE;
380         }
381
382         c = (int)PRVM_clientedictfloat(ed, colormap);
383         if (c <= 0)
384                 CL_SetEntityColormapColors(entrender, -1);
385         else if (c <= cl.maxclients && cl.scores != NULL)
386                 CL_SetEntityColormapColors(entrender, cl.scores[c-1].colors);
387         else
388                 CL_SetEntityColormapColors(entrender, c);
389
390         entrender->flags &= ~(RENDER_SHADOW | RENDER_LIGHT | RENDER_NOSELFSHADOW);
391         // either fullbright or lit
392         if(!r_fullbright.integer)
393         {
394                 if (!(entrender->effects & EF_FULLBRIGHT) && !(renderflags & RF_FULLBRIGHT))
395                         entrender->flags |= RENDER_LIGHT;
396                 else if(r_equalize_entities_fullbright.integer)
397                         entrender->flags |= RENDER_LIGHT | RENDER_EQUALIZE;
398         }
399         // hide player shadow during intermission or nehahra movie
400         if (!(entrender->effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
401          &&  (entrender->alpha >= 1)
402          && !(renderflags & RF_NOSHADOW)
403          && !(entrender->flags & RENDER_VIEWMODEL)
404          && (!(entrender->flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
405                 entrender->flags |= RENDER_SHADOW;
406         if (entrender->flags & RENDER_VIEWMODEL)
407                 entrender->flags |= RENDER_NOSELFSHADOW;
408         if (entrender->effects & EF_NOSELFSHADOW)
409                 entrender->flags |= RENDER_NOSELFSHADOW;
410         if (entrender->effects & EF_NODEPTHTEST)
411                 entrender->flags |= RENDER_NODEPTHTEST;
412         if (entrender->effects & EF_ADDITIVE)
413                 entrender->flags |= RENDER_ADDITIVE;
414         if (entrender->effects & EF_DOUBLESIDED)
415                 entrender->flags |= RENDER_DOUBLESIDED;
416
417         // make the other useful stuff
418         memcpy(entrender->framegroupblend, ed->priv.server->framegroupblend, sizeof(ed->priv.server->framegroupblend));
419         CL_UpdateRenderEntity(entrender);
420         // override animation data with full control
421         memcpy(entrender->frameblend, ed->priv.server->frameblend, sizeof(ed->priv.server->frameblend));
422         if (ed->priv.server->skeleton.relativetransforms)
423                 entrender->skeleton = &ed->priv.server->skeleton;
424         else
425                 entrender->skeleton = NULL;
426
427         return true;
428 }
429
430 qboolean CL_VM_InputEvent (qboolean down, int key, int ascii)
431 {
432         qboolean r;
433
434         if(!cl.csqc_loaded)
435                 return false;
436
437         CSQC_BEGIN
438                 if (!PRVM_clientfunction(CSQC_InputEvent))
439                         r = false;
440                 else
441                 {
442                         PRVM_clientglobalfloat(time) = cl.time;
443                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
444                         PRVM_G_FLOAT(OFS_PARM0) = !down; // 0 is down, 1 is up
445                         PRVM_G_FLOAT(OFS_PARM1) = key;
446                         PRVM_G_FLOAT(OFS_PARM2) = ascii;
447                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_InputEvent), "QC function CSQC_InputEvent is missing");
448                         r = CSQC_RETURNVAL != 0;
449                 }
450         CSQC_END
451         return r;
452 }
453
454 qboolean CL_VM_UpdateView (void)
455 {
456         vec3_t emptyvector;
457         emptyvector[0] = 0;
458         emptyvector[1] = 0;
459         emptyvector[2] = 0;
460 //      vec3_t oldangles;
461         if(!cl.csqc_loaded)
462                 return false;
463         R_TimeReport("pre-UpdateView");
464         CSQC_BEGIN
465                 //VectorCopy(cl.viewangles, oldangles);
466                 PRVM_clientglobalfloat(time) = cl.time;
467                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
468                 CSQC_SetGlobals();
469                 // clear renderable entity and light lists to prevent crashes if the
470                 // CSQC_UpdateView function does not call R_ClearScene as it should
471                 r_refdef.scene.numentities = 0;
472                 r_refdef.scene.numlights = 0;
473                 // pass in width and height as parameters (EXT_CSQC_1)
474                 PRVM_G_FLOAT(OFS_PARM0) = vid.width;
475                 PRVM_G_FLOAT(OFS_PARM1) = vid.height;
476                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_UpdateView), "QC function CSQC_UpdateView is missing");
477                 //VectorCopy(oldangles, cl.viewangles);
478                 // Dresk : Reset Dmg Globals Here
479                 CL_VM_UpdateDmgGlobals(0, 0, emptyvector);
480         CSQC_END
481         R_TimeReport("UpdateView");
482         return true;
483 }
484
485 extern sizebuf_t vm_tempstringsbuf;
486 qboolean CL_VM_ConsoleCommand (const char *cmd)
487 {
488         int restorevm_tempstringsbuf_cursize;
489         qboolean r = false;
490         if(!cl.csqc_loaded)
491                 return false;
492         CSQC_BEGIN
493         if (PRVM_clientfunction(CSQC_ConsoleCommand))
494         {
495                 PRVM_clientglobalfloat(time) = cl.time;
496                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
497                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
498                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(cmd);
499                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_ConsoleCommand), "QC function CSQC_ConsoleCommand is missing");
500                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
501                 r = CSQC_RETURNVAL != 0;
502         }
503         CSQC_END
504         return r;
505 }
506
507 qboolean CL_VM_Parse_TempEntity (void)
508 {
509         int                     t;
510         qboolean        r = false;
511         if(!cl.csqc_loaded)
512                 return false;
513         CSQC_BEGIN
514         if(PRVM_clientfunction(CSQC_Parse_TempEntity))
515         {
516                 t = msg_readcount;
517                 PRVM_clientglobalfloat(time) = cl.time;
518                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
519                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_TempEntity), "QC function CSQC_Parse_TempEntity is missing");
520                 r = CSQC_RETURNVAL != 0;
521                 if(!r)
522                 {
523                         msg_readcount = t;
524                         msg_badread = false;
525                 }
526         }
527         CSQC_END
528         return r;
529 }
530
531 void CL_VM_Parse_StuffCmd (const char *msg)
532 {
533         int restorevm_tempstringsbuf_cursize;
534         if(msg[0] == 'c')
535         if(msg[1] == 's')
536         if(msg[2] == 'q')
537         if(msg[3] == 'c')
538         {
539                 // if this is setting a csqc variable, deprotect csqc_progcrc
540                 // temporarily so that it can be set by the cvar command,
541                 // and then reprotect it afterwards
542                 int crcflags = csqc_progcrc.flags;
543                 int sizeflags = csqc_progcrc.flags;
544                 csqc_progcrc.flags &= ~CVAR_READONLY;
545                 csqc_progsize.flags &= ~CVAR_READONLY;
546                 Cmd_ExecuteString (msg, src_command);
547                 csqc_progcrc.flags = crcflags;
548                 csqc_progsize.flags = sizeflags;
549                 return;
550         }
551
552         if(cls.demoplayback)
553         if(!strncmp(msg, "curl --clear_autodownload\ncurl --pak --forthismap --as ", 55))
554         {
555                 // special handling for map download commands
556                 // run these commands IMMEDIATELY, instead of waiting for a client frame
557                 // that way, there is no black screen when playing back demos
558                 // I know this is a really ugly hack, but I can't think of any better way
559                 // FIXME find the actual CAUSE of this, and make demo playback WAIT
560                 // until all maps are loaded, then remove this hack
561
562                 char buf[MAX_INPUTLINE];
563                 const char *p, *q;
564                 size_t l;
565
566                 p = msg;
567
568                 for(;;)
569                 {
570                         q = strchr(p, '\n');
571                         if(q)
572                                 l = q - p;
573                         else
574                                 l = strlen(p);
575                         if(l > sizeof(buf) - 1)
576                                 l = sizeof(buf) - 1;
577                         strlcpy(buf, p, l + 1); // strlcpy needs a + 1 as it includes the newline!
578
579                         Cmd_ExecuteString(buf, src_command);
580
581                         p += l;
582                         if(*p == '\n')
583                                 ++p; // skip the newline and continue
584                         else
585                                 break; // end of string or overflow
586                 }
587                 Cmd_ExecuteString("curl --clear_autodownload", src_command); // don't inhibit CSQC loading
588                 return;
589         }
590
591         if(!cl.csqc_loaded)
592         {
593                 Cbuf_AddText(msg);
594                 return;
595         }
596         CSQC_BEGIN
597         if(PRVM_clientfunction(CSQC_Parse_StuffCmd))
598         {
599                 PRVM_clientglobalfloat(time) = cl.time;
600                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
601                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
602                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
603                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_StuffCmd), "QC function CSQC_Parse_StuffCmd is missing");
604                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
605         }
606         else
607                 Cbuf_AddText(msg);
608         CSQC_END
609 }
610
611 static void CL_VM_Parse_Print (const char *msg)
612 {
613         int restorevm_tempstringsbuf_cursize;
614         PRVM_clientglobalfloat(time) = cl.time;
615         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
616         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
617         PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
618         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_Print), "QC function CSQC_Parse_Print is missing");
619         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
620 }
621
622 void CSQC_AddPrintText (const char *msg)
623 {
624         size_t i;
625         if(!cl.csqc_loaded)
626         {
627                 Con_Print(msg);
628                 return;
629         }
630         CSQC_BEGIN
631         if(PRVM_clientfunction(CSQC_Parse_Print))
632         {
633                 // FIXME: is this bugged?
634                 i = strlen(msg)-1;
635                 if(msg[i] != '\n' && msg[i] != '\r')
636                 {
637                         if(strlen(cl.csqc_printtextbuf)+i >= MAX_INPUTLINE)
638                         {
639                                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
640                                 cl.csqc_printtextbuf[0] = 0;
641                         }
642                         else
643                                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
644                         return;
645                 }
646                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
647                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
648                 cl.csqc_printtextbuf[0] = 0;
649         }
650         else
651                 Con_Print(msg);
652         CSQC_END
653 }
654
655 void CL_VM_Parse_CenterPrint (const char *msg)
656 {
657         int restorevm_tempstringsbuf_cursize;
658         if(!cl.csqc_loaded)
659         {
660                 SCR_CenterPrint(msg);
661                 return;
662         }
663         CSQC_BEGIN
664         if(PRVM_clientfunction(CSQC_Parse_CenterPrint))
665         {
666                 PRVM_clientglobalfloat(time) = cl.time;
667                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
668                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
669                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
670                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_CenterPrint), "QC function CSQC_Parse_CenterPrint is missing");
671                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
672         }
673         else
674                 SCR_CenterPrint(msg);
675         CSQC_END
676 }
677
678 void CL_VM_UpdateIntermissionState (int intermission)
679 {
680         if(cl.csqc_loaded)
681         {
682                 CSQC_BEGIN
683                 PRVM_clientglobalfloat(intermission) = intermission;
684                 CSQC_END
685         }
686 }
687 void CL_VM_UpdateShowingScoresState (int showingscores)
688 {
689         if(cl.csqc_loaded)
690         {
691                 CSQC_BEGIN
692                 PRVM_clientglobalfloat(sb_showscores) = showingscores;
693                 CSQC_END
694         }
695 }
696 qboolean CL_VM_Event_Sound(int sound_num, float volume, int channel, float attenuation, int ent, vec3_t pos)
697 {
698         qboolean r = false;
699         if(cl.csqc_loaded)
700         {
701                 CSQC_BEGIN
702                 if(PRVM_clientfunction(CSQC_Event_Sound))
703                 {
704                         PRVM_clientglobalfloat(time) = cl.time;
705                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
706                         PRVM_G_FLOAT(OFS_PARM0) = ent;
707                         PRVM_G_FLOAT(OFS_PARM1) = CHAN_ENGINE2USER(channel);
708                         PRVM_G_INT(OFS_PARM2) = PRVM_SetTempString(cl.sound_name[sound_num] );
709                         PRVM_G_FLOAT(OFS_PARM3) = volume;
710                         PRVM_G_FLOAT(OFS_PARM4) = attenuation;
711                         VectorCopy(pos, PRVM_G_VECTOR(OFS_PARM5) );
712                         PRVM_G_FLOAT(OFS_PARM6) = 0; // pitch shift not supported yet
713                         PRVM_G_FLOAT(OFS_PARM7) = 0; // flags - none can come in at this point yet
714                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Event_Sound), "QC function CSQC_Event_Sound is missing");
715                         r = CSQC_RETURNVAL != 0;
716                 }
717                 CSQC_END
718         }
719
720         return r;
721 }
722 void CL_VM_UpdateCoopDeathmatchGlobals (int gametype)
723 {
724         // Avoid global names for clean(er) coding
725         int localcoop;
726         int localdeathmatch;
727
728         if(cl.csqc_loaded)
729         {
730                 if(gametype == GAME_COOP)
731                 {
732                         localcoop = 1;
733                         localdeathmatch = 0;
734                 }
735                 else
736                 if(gametype == GAME_DEATHMATCH)
737                 {
738                         localcoop = 0;
739                         localdeathmatch = 1;
740                 }
741                 else
742                 {
743                         // How did the ServerInfo send an unknown gametype?
744                         // Better just assign the globals as 0...
745                         localcoop = 0;
746                         localdeathmatch = 0;
747                 }
748                 CSQC_BEGIN
749                 PRVM_clientglobalfloat(coop) = localcoop;
750                 PRVM_clientglobalfloat(deathmatch) = localdeathmatch;
751                 CSQC_END
752         }
753 }
754 float CL_VM_Event (float event)         //[515]: needed ? I'd say "YES", but don't know for what :D
755 {
756         float r = 0;
757         if(!cl.csqc_loaded)
758                 return 0;
759         CSQC_BEGIN
760         if(PRVM_clientfunction(CSQC_Event))
761         {
762                 PRVM_clientglobalfloat(time) = cl.time;
763                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
764                 PRVM_G_FLOAT(OFS_PARM0) = event;
765                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Event), "QC function CSQC_Event is missing");
766                 r = CSQC_RETURNVAL;
767         }
768         CSQC_END
769         return r;
770 }
771
772 void CSQC_ReadEntities (void)
773 {
774         unsigned short entnum, oldself, realentnum;
775         if(!cl.csqc_loaded)
776         {
777                 Host_Error ("CSQC_ReadEntities: CSQC is not loaded");
778                 return;
779         }
780
781         CSQC_BEGIN
782                 PRVM_clientglobalfloat(time) = cl.time;
783                 oldself = PRVM_clientglobaledict(self);
784                 while(1)
785                 {
786                         entnum = MSG_ReadShort();
787                         if(!entnum || msg_badread)
788                                 break;
789                         realentnum = entnum & 0x7FFF;
790                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum];
791                         if(entnum & 0x8000)
792                         {
793                                 if(PRVM_clientglobaledict(self))
794                                 {
795                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Remove), "QC function CSQC_Ent_Remove is missing");
796                                         cl.csqc_server2csqcentitynumber[realentnum] = 0;
797                                 }
798                                 else
799                                 {
800                                         // LordHavoc: removing an entity that is already gone on
801                                         // the csqc side is possible for legitimate reasons (such
802                                         // as a repeat of the remove message), so no warning is
803                                         // needed
804                                         //Con_Printf("Bad csqc_server2csqcentitynumber map\n"); //[515]: never happens ?
805                                 }
806                         }
807                         else
808                         {
809                                 if(!PRVM_clientglobaledict(self))
810                                 {
811                                         if(!PRVM_clientfunction(CSQC_Ent_Spawn))
812                                         {
813                                                 prvm_edict_t    *ed;
814                                                 ed = PRVM_ED_Alloc();
815                                                 PRVM_clientedictfloat(ed, entnum) = realentnum;
816                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT_TO_PROG(ed);
817                                         }
818                                         else
819                                         {
820                                                 // entity( float entnum ) CSQC_Ent_Spawn;
821                                                 // the qc function should set entnum, too (this way it also can return world [2/1/2008 Andreas]
822                                                 PRVM_G_FLOAT(OFS_PARM0) = (float) realentnum;
823                                                 // make sure no one gets wrong ideas
824                                                 PRVM_clientglobaledict(self) = 0;
825                                                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Spawn), "QC function CSQC_Ent_Spawn is missing");
826                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT( PRVM_G_INT( OFS_RETURN ) );
827                                         }
828                                         PRVM_G_FLOAT(OFS_PARM0) = 1;
829                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
830                                 }
831                                 else {
832                                         PRVM_G_FLOAT(OFS_PARM0) = 0;
833                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
834                                 }
835                         }
836                 }
837                 PRVM_clientglobaledict(self) = oldself;
838         CSQC_END
839 }
840
841 void CL_VM_CB_BeginIncreaseEdicts(void)
842 {
843         // links don't survive the transition, so unlink everything
844         World_UnlinkAll(&cl.world);
845 }
846
847 void CL_VM_CB_EndIncreaseEdicts(void)
848 {
849         int i;
850         prvm_edict_t *ent;
851
852         // link every entity except world
853         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
854                 if (!ent->priv.server->free)
855                         CL_LinkEdict(ent);
856 }
857
858 void CL_VM_CB_InitEdict(prvm_edict_t *e)
859 {
860         int edictnum = PRVM_NUM_FOR_EDICT(e);
861         entity_render_t *entrender;
862         CL_ExpandCSQCRenderEntities(edictnum);
863         entrender = cl.csqcrenderentities + edictnum;
864         e->priv.server->move = false; // don't move on first frame
865         memset(entrender, 0, sizeof(*entrender));
866         entrender->shadertime = cl.time;
867 }
868
869 extern void R_DecalSystem_Reset(decalsystem_t *decalsystem);
870
871 void CL_VM_CB_FreeEdict(prvm_edict_t *ed)
872 {
873         entity_render_t *entrender = cl.csqcrenderentities + PRVM_NUM_FOR_EDICT(ed);
874         R_DecalSystem_Reset(&entrender->decalsystem);
875         memset(entrender, 0, sizeof(*entrender));
876         World_UnlinkEdict(ed);
877         memset(ed->fields.vp, 0, prog->entityfields * 4);
878         VM_RemoveEdictSkeleton(ed);
879         World_Physics_RemoveFromEntity(&cl.world, ed);
880         World_Physics_RemoveJointFromEntity(&cl.world, ed);
881 }
882
883 void CL_VM_CB_CountEdicts(void)
884 {
885         int             i;
886         prvm_edict_t    *ent;
887         int             active = 0, models = 0, solid = 0;
888
889         for (i=0 ; i<prog->num_edicts ; i++)
890         {
891                 ent = PRVM_EDICT_NUM(i);
892                 if (ent->priv.server->free)
893                         continue;
894                 active++;
895                 if (PRVM_clientedictfloat(ent, solid))
896                         solid++;
897                 if (PRVM_clientedictstring(ent, model))
898                         models++;
899         }
900
901         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
902         Con_Printf("active    :%3i\n", active);
903         Con_Printf("view      :%3i\n", models);
904         Con_Printf("touch     :%3i\n", solid);
905 }
906
907 qboolean CL_VM_CB_LoadEdict(prvm_edict_t *ent)
908 {
909         return true;
910 }
911
912 void Cmd_ClearCsqcFuncs (void);
913
914 // returns true if the packet is valid, false if end of file is reached
915 // used for dumping the CSQC download into demo files
916 qboolean MakeDownloadPacket(const char *filename, unsigned char *data, size_t len, int crc, int cnt, sizebuf_t *buf, int protocol)
917 {
918         int packetsize = buf->maxsize - 7; // byte short long
919         int npackets = (len + packetsize - 1) / (packetsize);
920
921         if(protocol == PROTOCOL_QUAKEWORLD)
922                 return false; // CSQC can't run in QW anyway
923
924         SZ_Clear(buf);
925         if(cnt == 0)
926         {
927                 MSG_WriteByte(buf, svc_stufftext);
928                 MSG_WriteString(buf, va("\ncl_downloadbegin %lu %s\n", (unsigned long)len, filename));
929                 return true;
930         }
931         else if(cnt >= 1 && cnt <= npackets)
932         {
933                 unsigned long thispacketoffset = (cnt - 1) * packetsize;
934                 int thispacketsize = len - thispacketoffset;
935                 if(thispacketsize > packetsize)
936                         thispacketsize = packetsize;
937
938                 MSG_WriteByte(buf, svc_downloaddata);
939                 MSG_WriteLong(buf, thispacketoffset);
940                 MSG_WriteShort(buf, thispacketsize);
941                 SZ_Write(buf, data + thispacketoffset, thispacketsize);
942
943                 return true;
944         }
945         else if(cnt == npackets + 1)
946         {
947                 MSG_WriteByte(buf, svc_stufftext);
948                 MSG_WriteString(buf, va("\ncl_downloadfinished %lu %d\n", (unsigned long)len, crc));
949                 return true;
950         }
951         return false;
952 }
953
954 void CL_VM_Init (void)
955 {
956         const char* csprogsfn;
957         unsigned char *csprogsdata;
958         fs_offset_t csprogsdatasize;
959         int csprogsdatacrc, requiredcrc;
960         int requiredsize;
961
962         // reset csqc_progcrc after reading it, so that changing servers doesn't
963         // expect csqc on the next server
964         requiredcrc = csqc_progcrc.integer;
965         requiredsize = csqc_progsize.integer;
966         Cvar_SetValueQuick(&csqc_progcrc, -1);
967         Cvar_SetValueQuick(&csqc_progsize, -1);
968
969         // if the server is not requesting a csprogs, then we're done here
970         if (requiredcrc < 0)
971                 return;
972
973         // see if the requested csprogs.dat file matches the requested crc
974         csprogsdatacrc = -1;
975         csprogsfn = va("dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc);
976         csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
977         if (!csprogsdata)
978         {
979                 csprogsfn = csqc_progname.string;
980                 csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
981         }
982         if (csprogsdata)
983         {
984                 csprogsdatacrc = CRC_Block(csprogsdata, (size_t)csprogsdatasize);
985                 if (csprogsdatacrc != requiredcrc || csprogsdatasize != requiredsize)
986                 {
987                         if (cls.demoplayback)
988                         {
989                                 Con_Printf("^1Warning: Your %s is not the same version as the demo was recorded with (CRC/size are %i/%i but should be %i/%i)\n", csqc_progname.string, csprogsdatacrc, (int)csprogsdatasize, requiredcrc, requiredsize);
990                                 // Mem_Free(csprogsdata);
991                                 // return;
992                                 // We WANT to continue here, and play the demo with different csprogs!
993                                 // After all, this is just a warning. Sure things may go wrong from here.
994                         }
995                         else
996                         {
997                                 Mem_Free(csprogsdata);
998                                 Con_Printf("^1Your %s is not the same version as the server (CRC is %i/%i but should be %i/%i)\n", csqc_progname.string, csprogsdatacrc, (int)csprogsdatasize, requiredcrc, requiredsize);
999                                 CL_Disconnect();
1000                                 return;
1001                         }
1002                 }
1003         }
1004         else
1005         {
1006                 if (requiredcrc >= 0)
1007                 {
1008                         if (cls.demoplayback)
1009                                 Con_Printf("CL_VM_Init: demo requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1010                         else
1011                                 Con_Printf("CL_VM_Init: server requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1012                         CL_Disconnect();
1013                 }
1014                 return;
1015         }
1016
1017         PRVM_Begin;
1018         PRVM_InitProg(PRVM_CLIENTPROG);
1019
1020         // allocate the mempools
1021         prog->progs_mempool = Mem_AllocPool(csqc_progname.string, 0, NULL);
1022         prog->edictprivate_size = 0; // no private struct used
1023         prog->name = CL_NAME;
1024         prog->num_edicts = 1;
1025         prog->max_edicts = 512;
1026         prog->limit_edicts = CL_MAX_EDICTS;
1027         prog->reserved_edicts = 0;
1028         prog->edictprivate_size = sizeof(edict_engineprivate_t);
1029         // TODO: add a shared extension string #define and add real support for csqc extension strings [12/5/2007 Black]
1030         prog->extensionstring = vm_sv_extensions;
1031         prog->builtins = vm_cl_builtins;
1032         prog->numbuiltins = vm_cl_numbuiltins;
1033         prog->begin_increase_edicts = CL_VM_CB_BeginIncreaseEdicts;
1034         prog->end_increase_edicts = CL_VM_CB_EndIncreaseEdicts;
1035         prog->init_edict = CL_VM_CB_InitEdict;
1036         prog->free_edict = CL_VM_CB_FreeEdict;
1037         prog->count_edicts = CL_VM_CB_CountEdicts;
1038         prog->load_edict = CL_VM_CB_LoadEdict;
1039         prog->init_cmd = VM_CL_Cmd_Init;
1040         prog->reset_cmd = VM_CL_Cmd_Reset;
1041         prog->error_cmd = CL_VM_Error;
1042         prog->ExecuteProgram = CLVM_ExecuteProgram;
1043
1044         PRVM_LoadProgs(csprogsfn, cl_numrequiredfunc, cl_required_func, CL_REQFIELDS, cl_reqfields, CL_REQGLOBALS, cl_reqglobals);
1045
1046         if (!prog->loaded)
1047         {
1048                 CL_VM_Error("CSQC %s ^2failed to load\n", csprogsfn);
1049                 if(!sv.active)
1050                         CL_Disconnect();
1051                 Mem_Free(csprogsdata);
1052                 return;
1053         }
1054
1055         Con_DPrintf("CSQC %s ^5loaded (crc=%i, size=%i)\n", csprogsfn, csprogsdatacrc, (int)csprogsdatasize);
1056
1057         if(cls.demorecording)
1058         {
1059                 if(cls.demo_lastcsprogssize != csprogsdatasize || cls.demo_lastcsprogscrc != csprogsdatacrc)
1060                 {
1061                         int i;
1062                         static char buf[NET_MAXMESSAGE];
1063                         sizebuf_t sb;
1064                         unsigned char *demobuf; fs_offset_t demofilesize;
1065
1066                         sb.data = (unsigned char *) buf;
1067                         sb.maxsize = sizeof(buf);
1068                         i = 0;
1069
1070                         CL_CutDemo(&demobuf, &demofilesize);
1071                         while(MakeDownloadPacket(csqc_progname.string, csprogsdata, (size_t)csprogsdatasize, csprogsdatacrc, i++, &sb, cls.protocol))
1072                                 CL_WriteDemoMessage(&sb);
1073                         CL_PasteDemo(&demobuf, &demofilesize);
1074
1075                         cls.demo_lastcsprogssize = csprogsdatasize;
1076                         cls.demo_lastcsprogscrc = csprogsdatacrc;
1077                 }
1078         }
1079         Mem_Free(csprogsdata);
1080
1081         // check if OP_STATE animation is possible in this dat file
1082         if (prog->fieldoffsets.nextthink >= 0 && prog->fieldoffsets.frame >= 0 && prog->fieldoffsets.think >= 0 && prog->globaloffsets.self >= 0)
1083                 prog->flag |= PRVM_OP_STATE;
1084
1085         // set time
1086         PRVM_clientglobalfloat(time) = cl.time;
1087         PRVM_clientglobaledict(self) = 0;
1088
1089         PRVM_clientglobalstring(mapname) = PRVM_SetEngineString(cl.worldname);
1090         PRVM_clientglobalfloat(player_localentnum) = cl.playerentity;
1091
1092         // set map description (use world entity 0)
1093         PRVM_clientedictstring(prog->edicts, message) = PRVM_SetEngineString(cl.worldmessage);
1094         VectorCopy(cl.world.mins, PRVM_clientedictvector(prog->edicts, mins));
1095         VectorCopy(cl.world.maxs, PRVM_clientedictvector(prog->edicts, maxs));
1096
1097         // call the prog init
1098         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Init), "QC function CSQC_Init is missing");
1099
1100         PRVM_End;
1101         cl.csqc_loaded = true;
1102
1103         cl.csqc_vidvars.drawcrosshair = false;
1104         cl.csqc_vidvars.drawenginesbar = false;
1105
1106         // Update Coop and Deathmatch Globals (at this point the client knows them from ServerInfo)
1107         CL_VM_UpdateCoopDeathmatchGlobals(cl.gametype);
1108 }
1109
1110 void CL_VM_ShutDown (void)
1111 {
1112         Cmd_ClearCsqcFuncs();
1113         //Cvar_SetValueQuick(&csqc_progcrc, -1);
1114         //Cvar_SetValueQuick(&csqc_progsize, -1);
1115         if(!cl.csqc_loaded)
1116                 return;
1117         CSQC_BEGIN
1118                 PRVM_clientglobalfloat(time) = cl.time;
1119                 PRVM_clientglobaledict(self) = 0;
1120                 if (PRVM_clientfunction(CSQC_Shutdown))
1121                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Shutdown), "QC function CSQC_Shutdown is missing");
1122                 PRVM_ResetProg();
1123         CSQC_END
1124         Con_DPrint("CSQC ^1unloaded\n");
1125         cl.csqc_loaded = false;
1126 }
1127
1128 qboolean CL_VM_GetEntitySoundOrigin(int entnum, vec3_t out)
1129 {
1130         prvm_edict_t *ed;
1131         dp_model_t *mod;
1132         matrix4x4_t matrix;
1133         qboolean r = 0;
1134
1135         CSQC_BEGIN;
1136
1137         // FIXME consider attachments here!
1138
1139         ed = PRVM_EDICT_NUM(entnum - MAX_EDICTS);
1140
1141         if(!ed->priv.required->free)
1142         {
1143                 mod = CL_GetModelFromEdict(ed);
1144                 VectorCopy(PRVM_clientedictvector(ed, origin), out);
1145                 if(CL_GetTagMatrix (&matrix, ed, 0) == 0)
1146                         Matrix4x4_OriginFromMatrix(&matrix, out);
1147                 if (mod && mod->soundfromcenter)
1148                         VectorMAMAM(1.0f, out, 0.5f, mod->normalmins, 0.5f, mod->normalmaxs, out);
1149                 r = 1;
1150         }
1151
1152         CSQC_END;
1153
1154         return r;
1155 }
1156
1157 qboolean CL_VM_TransformView(int entnum, matrix4x4_t *viewmatrix, mplane_t *clipplane, vec3_t visorigin)
1158 {
1159         qboolean ret = false;
1160         prvm_edict_t *ed;
1161         vec3_t forward, left, up, origin, ang;
1162         matrix4x4_t mat, matq;
1163
1164         CSQC_BEGIN
1165                 ed = PRVM_EDICT_NUM(entnum);
1166                 // camera:
1167                 //   camera_transform
1168                 if(PRVM_clientedictfunction(ed, camera_transform))
1169                 {
1170                         ret = true;
1171                         if(viewmatrix || clipplane || visorigin)
1172                         {
1173                                 Matrix4x4_ToVectors(viewmatrix, forward, left, up, origin);
1174                                 AnglesFromVectors(ang, forward, up, false);
1175                                 PRVM_clientglobalfloat(time) = cl.time;
1176                                 PRVM_clientglobaledict(self) = entnum;
1177                                 VectorCopy(origin, PRVM_G_VECTOR(OFS_PARM0));
1178                                 VectorCopy(ang, PRVM_G_VECTOR(OFS_PARM1));
1179                                 VectorCopy(forward, PRVM_clientglobalvector(v_forward));
1180                                 VectorScale(left, -1, PRVM_clientglobalvector(v_right));
1181                                 VectorCopy(up, PRVM_clientglobalvector(v_up));
1182                                 VectorCopy(origin, PRVM_clientglobalvector(trace_endpos));
1183                                 PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, camera_transform), "QC function e.camera_transform is missing");
1184                                 VectorCopy(PRVM_G_VECTOR(OFS_RETURN), origin);
1185                                 VectorCopy(PRVM_clientglobalvector(v_forward), forward);
1186                                 VectorScale(PRVM_clientglobalvector(v_right), -1, left);
1187                                 VectorCopy(PRVM_clientglobalvector(v_up), up);
1188                                 VectorCopy(PRVM_clientglobalvector(trace_endpos), visorigin);
1189                                 Matrix4x4_Invert_Full(&mat, viewmatrix);
1190                                 Matrix4x4_FromVectors(viewmatrix, forward, left, up, origin);
1191                                 Matrix4x4_Concat(&matq, viewmatrix, &mat);
1192                                 Matrix4x4_TransformPositivePlane(&matq, clipplane->normal[0], clipplane->normal[1], clipplane->normal[2], clipplane->dist, &clipplane->normal[0]);
1193                         }
1194                 }
1195         CSQC_END
1196
1197         return ret;
1198 }